Nagymaros, Pest, Hungary
Sofia, Sofia City Province, Bulgaria
Barcelona, Catalonia, Spain
Venice, Veneto, Italy
Sofia, Sofia, Bulgaria
Uzice, Serbia
Angresse, Nouvelle-Aquitaine, France
Cologne, North Rhine-Westphalia, Germany
Vršac, Vojvodina, Serbia
Berlin, Berlin, Germany
Galway, Galway, Ireland (Republic of)